AU2012234682A1 - Inhibitors of 17beta-HSD1, 17beta-HSD3 and 17beta-HSD10 - Google Patents

Inhibitors of 17beta-HSD1, 17beta-HSD3 and 17beta-HSD10 Download PDF

Info

Publication number
AU2012234682A1
AU2012234682A1 AU2012234682A AU2012234682A AU2012234682A1 AU 2012234682 A1 AU2012234682 A1 AU 2012234682A1 AU 2012234682 A AU2012234682 A AU 2012234682A AU 2012234682 A AU2012234682 A AU 2012234682A AU 2012234682 A1 AU2012234682 A1 AU 2012234682A1
Authority
AU
Australia
Prior art keywords
compound
inhibitor
cancer
char
nmr
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2012234682A
Other languages
English (en)
Inventor
Rene Maltais
Donald Poirier
Jenny Roy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Universite Laval
Original Assignee
Universite Laval
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Universite Laval filed Critical Universite Laval
Publication of AU2012234682A1 publication Critical patent/AU2012234682A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0005Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring the nitrogen atom being directly linked to the cyclopenta(a)hydro phenanthrene skeleton
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A61K31/566Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol having an oxo group in position 17, e.g. estrone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A61K31/567Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in position 17 alpha, e.g. mestranol, norethandrolone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A61K31/568Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstanes, e.g. testosterone
    • A61K31/5685Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstanes, e.g. testosterone having an oxo group in position 17, e.g. androsterone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/58Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/66Phosphorus compounds
    • A61K31/675Phosphorus compounds having nitrogen as a ring hetero atom, e.g. pyridoxal phosphate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/69Boron compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • A61K45/06Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K51/00Preparations containing radioactive substances for use in therapy or testing in vivo
    • A61K51/02Preparations containing radioactive substances for use in therapy or testing in vivo characterised by the carrier, i.e. characterised by the agent or material covalently linked or complexing the radioactive nucleus
    • A61K51/04Organic compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00Drugs for disorders of the urinary system
    • A61P13/08Drugs for disorders of the urinary system of the prostate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00Drugs for genital or sexual disorders; Contraceptives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • A61P35/04Antineoplastic agents specific for metastasis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J1/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0003Androstane derivatives
    • C07J1/0007Androstane derivatives not substituted in position 17
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J1/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0051Estrane derivatives
    • C07J1/0062Estrane derivatives substituted in position 17 alfa not substituted in position 17 beta
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0005Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring the nitrogen atom being directly linked to the cyclopenta(a)hydro phenanthrene skeleton
    • C07J41/0011Unsubstituted amino radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0033Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
    • C07J41/0038Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 with an androstane skeleton, including 18- or 19-substituted derivatives, 18-nor derivatives and also derivatives where position 17-beta is substituted by a carbon atom not directly bonded to a further carbon atom and not being part of an amide group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0033Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
    • C07J41/0072Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the A ring of the steroid being aromatic
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J43/003Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton not condensed
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J43/006Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton spiro-condensed
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J51/00Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/010513 (or 17)-Beta-hydroxysteroid dehydrogenase (1.1.1.51)
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J21/00Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J21/00Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/005Ketals
    • C07J21/008Ketals at position 17
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J31/00Normal steroids containing one or more sulfur atoms not belonging to a hetero ring
    • C07J31/006Normal steroids containing one or more sulfur atoms not belonging to a hetero ring not covered by C07J31/003

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Biochemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Physics & Mathematics (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Biomedical Technology (AREA)
  • Endocrinology (AREA)
  • Oncology (AREA)
  • Reproductive Health (AREA)
  • Hospice & Palliative Care (AREA)
  • Urology & Nephrology (AREA)
  • Psychiatry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Steroid Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AU2012234682A 2011-03-25 2012-03-26 Inhibitors of 17beta-HSD1, 17beta-HSD3 and 17beta-HSD10 Abandoned AU2012234682A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161467764P 2011-03-25 2011-03-25
US61/467,764 2011-03-25
PCT/CA2012/000316 WO2012129673A1 (en) 2011-03-25 2012-03-26 INHIBITORS OF 17ß-HSD1, 17ß-HSD3 AND 17ß-HSD10

Publications (1)

Publication Number Publication Date
AU2012234682A1 true AU2012234682A1 (en) 2013-10-10

Family

ID=46929260

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012234682A Abandoned AU2012234682A1 (en) 2011-03-25 2012-03-26 Inhibitors of 17beta-HSD1, 17beta-HSD3 and 17beta-HSD10

Country Status (6)

Country Link
US (1) US11072632B2 (enExample)
EP (1) EP2688901B1 (enExample)
JP (2) JP2014508784A (enExample)
AU (1) AU2012234682A1 (enExample)
CA (1) CA2830984C (enExample)
WO (1) WO2012129673A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201512215A (zh) * 2013-06-25 2015-04-01 Forendo Pharma Ltd 治療活性雌三烯噻唑衍生物
US9850272B2 (en) 2013-06-25 2017-12-26 Forendo Pharma Ltd. Therapeutically active estratrienthiazole derivatives as inhibitors of 17.beta-hydroxy-steroid dehydrogenase, type 1
ES2970762T3 (es) * 2014-05-09 2024-05-30 Tangent Reprofiling Ltd Composición para el tratamiento del adenocarcinoma pancreático
ES2696848T3 (es) * 2014-09-11 2019-01-18 Bayer Pharma AG Inhibidores de oestra-1,3,5(10),16-tetraeno AKR1C3 sustituido con 3-nitrógeno o azufre
CZ307437B6 (cs) 2016-06-07 2018-08-22 Ăšstav organickĂ© chemie a biochemie AV ÄŚR, v.v.i. 15β-substituované deriváty estronu jako selektivní inhibitory 17β-hydroxysteoiddehydrogenáz
LT3634975T (lt) * 2017-06-08 2024-06-25 Organon R&D Finland Ltd 15.beta.-[3-propanamido]-pakeisti estra-1,3,5(10)-trien-17-onų 17-oksimai, skirti 17.beta.-hidroksisteroidų dehidrogenazių slopinimui
WO2024020520A2 (en) * 2022-07-20 2024-01-25 Board Of Regents, The University Of Texas System Enzyme compositions, steroid derivatives, enzyme inhibitors, and methods of making same for pharmaceutical applications
AR133544A1 (es) * 2023-08-15 2025-10-08 Univ Laval INHIBIDORES IRREVERSIBLES DE 17b-HSD1

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5232917A (en) * 1987-08-25 1993-08-03 University Of Southern California Methods, compositions, and compounds for allosteric modulation of the GABA receptor by members of the androstane and pregnane series
HU214598B (hu) * 1987-09-24 1998-04-28 Jencap Research Ltd Eljárás fogamzásgátló és hormonterápiához alkalmazható, ösztrogént és progesztint tartalmazó gyógyszerkészítmények előállítására
IL112778A0 (en) * 1994-03-04 1995-05-26 Merck & Co Inc Substituted heterocycles, their preparation and pharmaceutical compositions containing them
US5952319A (en) * 1997-11-26 1999-09-14 Research Triangle Institute Androgenic steroid compounds and a method of making and using the same
US6933312B2 (en) * 2002-10-07 2005-08-23 Agouron Pharmaceuticals, Inc. Pyrazole derivatives
TWI331154B (en) 2003-11-12 2010-10-01 Solvay Pharm Gmbh Novel 17-hydroxysteroid dehydrogenase type i inhibitors
AU2006251154B2 (en) 2005-05-26 2012-06-28 Solvay Pharmaceuticals Gmbh 17beta-HSD1 and STS inhibitors
US10174070B2 (en) * 2005-09-30 2019-01-08 Endece Llc 6-substituted estradiol derivatives and methods of use
RU2469042C2 (ru) 2006-09-19 2012-12-10 Зольвай Фармасьютиклз Гмбх Терапевтически активные триазолы и их использование
CN101568547B (zh) 2006-11-30 2014-06-25 索尔瓦药物有限公司 作为17βHSD抑制剂的被取代的雌三烯衍生物
WO2008089093A2 (en) 2007-01-12 2008-07-24 Quatrx Pharmaceuticals Company Efficient processes for preparing steroids and vitamin d derivatives with the unnatural configuration at c20 (20 alpha-methyl) from pregnenolone
EP2014672A1 (en) * 2007-07-12 2009-01-14 Bayer Schering Pharma Aktiengesellschaft 8-beta-substituted estratrienes as selectively active estrogens

Also Published As

Publication number Publication date
US20140088053A1 (en) 2014-03-27
EP2688901B1 (en) 2019-05-08
JP2018062523A (ja) 2018-04-19
WO2012129673A1 (en) 2012-10-04
JP2014508784A (ja) 2014-04-10
CA2830984A1 (en) 2012-10-04
CA2830984C (en) 2020-02-11
EP2688901A4 (en) 2015-04-15
JP6727184B2 (ja) 2020-07-22
US11072632B2 (en) 2021-07-27
EP2688901A1 (en) 2014-01-29

Similar Documents

Publication Publication Date Title
JP6727184B2 (ja) 17β−HSD1、17β−HSD3、および17β−HSD10の阻害剤
US6133280A (en) Androgen synthesis inhibitors
CA2318349C (en) Estrone sulfamate inhibitors of estrone sulfatase, and associated pharmaceutical compositions and methods of use
US20120232042A1 (en) 17-hydroxy-17-pentafluorethyl-estra-4,9(10)-dien-11-acyloxyalkylene phenyl derivatives, methods for the production thereof and use thereof for treating diseases
JP2004123757A (ja) ステロイドスルファメート、その製造方法、及びその使用
Mostafa et al. Steroid derivatives as inhibitors of steroid sulfatase
WO1998032763A1 (en) Steroid inhibitors of estrone sulfatase, and associated pharmaceutical compositions and methods of use
Garrido et al. A-ring modified steroidal azoles retaining similar potent and slowly reversible CYP17A1 inhibition as abiraterone
WO2000007576A2 (en) INHIBITORS OF TYPE 3 3α-HYDROSTEROID DEHYDROGENASE
KR20150118153A (ko) 17.베타.-히드록시스테로이드 데히드로게나제 (akr1 c3)의 억제를 위한 에스트라-1,3,5(10),16-테트라엔-3-카르복스아미드
EP1147124B1 (en) Steroid sulfatase inhibitors and methods for making and using the same
Ling et al. Synthesis and in vitro activity of some epimeric 20α-hydroxy, 20-oxime and aziridine pregnene derivatives as inhibitors of human 17α-hydroxylase/C17, 20-lyase and 5α-reductase
AU2005259329B8 (en) Novel 2-substituted D-homo-estra-1,3,5(10)-trienes as inhibitors of 17Beta-hydroxysteroid dehydrogenase type 1
Yadav et al. Steroidal carbonitriles as potential aromatase inhibitors
JP2008504338A (ja) 17β−ヒドロキシステロイドデヒドロゲナーゼタイプ1のインヒビターとしての新規2−置換されたエストラ−1,3,5(10)−トリエン−17−オン
Yadav et al. Synthesis of some novel androstanes as potential aromatase inhibitors
US10759826B2 (en) 15β-substituted estrone derivatives as selective inhibitors of 17β-hydroxysteroid-dehydrogenases, method of preparation and use thereof
Runyon et al. 17β-Nitro-5α-androstan-3α-ol and its 3β-methyl derivative: Neurosteroid analogs with potent anticonvulsant and anxiolytic activities
CA2955753A1 (en) Compounds for the treatment of hormone-dependent diseases
Zsigmond-Herman In vitro inhibition of the estrogen biosynthesis enzyme system with new steroid derivatives
Mostafa et al. cryptococcosis of the brain Menu
Fischer Novel inhibitors of steroidogenesis for the treatment of hormone-dependent breast cancer
Ram Yadav et al. Synthesis and Preliminary Screening of Novel A-and D-Ring Modified Steroids as Aromatase Inhibitors
Brunner Preparation and reactions of some novel azasteroids and their N-chloro derivatives
Abdel-Karem Design, synthesis, and evaluation of inhibitors of steroid sulfatase

Legal Events

Date Code Title Description
DA3 Amendments made section 104

Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE NAME OF THE INVENTOR TO READ POIRIER, DONALD; MALTAIS, RENE AND ROY, JENNY

MK4 Application lapsed section 142(2)(d) - no continuation fee paid for the application